Congenital Portosystemic Shunt

**Definition:** Congenital vascular malformation where the portal venous system blood (PORTAL SYSTEM) bypasses the liver sinusoids and drains into the systemic vein through a shunt.

**Tree numbers:** - C14.240.850.375 - C16.131.240.850.250

**Synonyms:** - Congenital Porto-Systemic Shunt